ATE509442T1 - Blockchiffriersystem unter verwendung von permutationen zum verbergen der kernchiffrierfunktion jeder verschlüsselungsrunde - Google Patents
Blockchiffriersystem unter verwendung von permutationen zum verbergen der kernchiffrierfunktion jeder verschlüsselungsrundeInfo
- Publication number
- ATE509442T1 ATE509442T1 AT04799288T AT04799288T ATE509442T1 AT E509442 T1 ATE509442 T1 AT E509442T1 AT 04799288 T AT04799288 T AT 04799288T AT 04799288 T AT04799288 T AT 04799288T AT E509442 T1 ATE509442 T1 AT E509442T1
- Authority
- AT
- Austria
- Prior art keywords
- function
- cipherizer
- functions
- permutations
- hide
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/002—Countermeasures against attacks on cryptographic mechanisms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/16—Obfuscation or hiding, e.g. involving white box
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
- Stored Programmes (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Computer And Data Communications (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03104643 | 2003-12-11 | ||
PCT/IB2004/052607 WO2005060147A1 (en) | 2003-12-11 | 2004-11-30 | Block ciphering system, using permutations to hide the core ciphering function of each encryption round |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE509442T1 true ATE509442T1 (de) | 2011-05-15 |
Family
ID=34684571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04799288T ATE509442T1 (de) | 2003-12-11 | 2004-11-30 | Blockchiffriersystem unter verwendung von permutationen zum verbergen der kernchiffrierfunktion jeder verschlüsselungsrunde |
Country Status (10)
Country | Link |
---|---|
US (1) | US8023651B2 (zh) |
EP (1) | EP1712032B1 (zh) |
JP (2) | JP4884976B2 (zh) |
KR (1) | KR101079565B1 (zh) |
CN (1) | CN1890914B (zh) |
AT (1) | ATE509442T1 (zh) |
BR (1) | BRPI0417450A (zh) |
MX (1) | MXPA06006464A (zh) |
RU (1) | RU2370897C2 (zh) |
WO (1) | WO2005060147A1 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE509442T1 (de) | 2003-12-11 | 2011-05-15 | Irdeto Bv | Blockchiffriersystem unter verwendung von permutationen zum verbergen der kernchiffrierfunktion jeder verschlüsselungsrunde |
KR20060107282A (ko) * | 2005-04-07 | 2006-10-13 | 엘지전자 주식회사 | 데이터 재생방법, 데이터 기록재생 플레이어 및 데이터전송방법 |
EP1997265B1 (en) * | 2006-03-10 | 2020-08-05 | Irdeto B.V. | Integrity of a data processing system using white-box for digital content protection |
JP2007298847A (ja) * | 2006-05-02 | 2007-11-15 | Kddi Corp | プログラム内データの保護装置、保護方法およびプログラム |
EP2044723A2 (en) | 2006-07-12 | 2009-04-08 | Koninklijke Philips Electronics N.V. | Verifying authenticity of an execution environment |
TW200903296A (en) * | 2007-05-22 | 2009-01-16 | Koninkl Philips Electronics Nv | Data security |
EP2173056A1 (fr) * | 2008-09-04 | 2010-04-07 | Gemplus | Procédé de contre-mesure dans un composant électronique mettant en ouvre un algorithme de cryptographie à clef secrète |
EP2393292A1 (en) * | 2010-06-01 | 2011-12-07 | Nagravision S.A. | A method and apparatus for decrypting encrypted content |
EP2405650A1 (en) * | 2010-07-09 | 2012-01-11 | Nagravision S.A. | A method for secure transfer of messages |
US9111072B1 (en) | 2011-08-23 | 2015-08-18 | Tectonic Labs, LLC | Anti-reverse engineering unified process |
US9594769B2 (en) * | 2012-12-21 | 2017-03-14 | Koninklijke Philips N.V. | Computing device configured with a table network |
CN103595539B (zh) * | 2013-11-26 | 2016-08-24 | 南开大学 | 保留格式的数值型个人识别信息的加密方法 |
CN106031079B (zh) * | 2013-12-20 | 2019-10-11 | 皇家飞利浦有限公司 | 加密算法中的运算符提升 |
US9405919B2 (en) * | 2014-03-11 | 2016-08-02 | Qualcomm Incorporated | Dynamic encryption keys for use with XTS encryption systems employing reduced-round ciphers |
US10184974B2 (en) * | 2015-09-22 | 2019-01-22 | Raytheon Company | Systems and methods for determining whether a circuit is operating properly |
RU2708439C1 (ru) * | 2015-12-15 | 2019-12-06 | Конинклейке Филипс Н.В. | Вычислительное устройство и способ |
CN107517206A (zh) * | 2017-08-18 | 2017-12-26 | 北京北信源软件股份有限公司 | 一种安全通信的方法、装置、可读介质和存储控制器 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2582174B1 (fr) * | 1985-05-15 | 1990-03-09 | Thomson Csf | Dispositif de chiffrement par substitutions-permutations |
US5699512A (en) | 1994-04-28 | 1997-12-16 | Nippon Telegraph And Telephone Corp. | Software analysis protection method for changing the software pattern on the memory of a user terminal |
JP3463963B2 (ja) * | 1994-04-28 | 2003-11-05 | 日本電信電話株式会社 | ソフトウェア解析保護方法 |
US5838794A (en) * | 1996-01-11 | 1998-11-17 | Teledyne Electronic Technologies | Method and apparatus for inter-round mixing in iterated block substitution systems |
US5949884A (en) * | 1996-11-07 | 1999-09-07 | Entrust Technologies, Ltd. | Design principles of the shade cipher |
JP4739465B2 (ja) | 1997-06-09 | 2011-08-03 | インタートラスト テクノロジーズ コーポレイション | ソフトウェアセキュリティを増強するための混乱化技術 |
KR100573180B1 (ko) * | 1997-07-29 | 2006-04-24 | 루센트 테크놀러지스 인크 | 개선된 변환을 사용한 개선된 셀룰러 메시지 암호화 알고리즘을 위한 방법 및 장치 |
WO1999008411A2 (en) * | 1997-08-08 | 1999-02-18 | Jonathan Stiebel | New operation for key insertion with folding |
JP2001067270A (ja) * | 1999-08-27 | 2001-03-16 | Nippon Telegr & Teleph Corp <Ntt> | コンテンツ共有管理システムおよびコンテンツ保護方法およびこの方法を記録した記録媒体 |
CA2327911A1 (en) * | 2000-12-08 | 2002-06-08 | Cloakware Corporation | Obscuring functions in computer software |
ATE509442T1 (de) | 2003-12-11 | 2011-05-15 | Irdeto Bv | Blockchiffriersystem unter verwendung von permutationen zum verbergen der kernchiffrierfunktion jeder verschlüsselungsrunde |
-
2004
- 2004-11-30 AT AT04799288T patent/ATE509442T1/de not_active IP Right Cessation
- 2004-11-30 MX MXPA06006464A patent/MXPA06006464A/es active IP Right Grant
- 2004-11-30 US US10/596,336 patent/US8023651B2/en active Active
- 2004-11-30 EP EP04799288A patent/EP1712032B1/en active Active
- 2004-11-30 JP JP2006543679A patent/JP4884976B2/ja not_active Expired - Fee Related
- 2004-11-30 WO PCT/IB2004/052607 patent/WO2005060147A1/en active Application Filing
- 2004-11-30 CN CN2004800362647A patent/CN1890914B/zh not_active Expired - Fee Related
- 2004-11-30 RU RU2006120479/09A patent/RU2370897C2/ru not_active IP Right Cessation
- 2004-11-30 BR BRPI0417450-0A patent/BRPI0417450A/pt not_active IP Right Cessation
-
2006
- 2006-06-09 KR KR1020067011425A patent/KR101079565B1/ko not_active IP Right Cessation
-
2011
- 2011-10-14 JP JP2011227010A patent/JP5453367B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2005060147A1 (en) | 2005-06-30 |
KR101079565B1 (ko) | 2011-11-04 |
RU2006120479A (ru) | 2007-12-27 |
CN1890914A (zh) | 2007-01-03 |
CN1890914B (zh) | 2011-07-27 |
MXPA06006464A (es) | 2006-08-23 |
US8023651B2 (en) | 2011-09-20 |
JP2007514193A (ja) | 2007-05-31 |
BRPI0417450A (pt) | 2007-04-10 |
JP4884976B2 (ja) | 2012-02-29 |
US20080285744A1 (en) | 2008-11-20 |
KR20060123298A (ko) | 2006-12-01 |
JP2012037904A (ja) | 2012-02-23 |
RU2370897C2 (ru) | 2009-10-20 |
EP1712032B1 (en) | 2011-05-11 |
JP5453367B2 (ja) | 2014-03-26 |
EP1712032A1 (en) | 2006-10-18 |
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Legal Events
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |